Light Weight Digital Speed Indicator Safe With 30.5mm Self-Locking Buttons

The metal actuation head is solid and safe with the installation hole diameter of φ30.5mm;
The customers can select the contact combination types as per their requirements with maximum six pairs of contacts. The leaf spring type actuation mechanism is adopted with the contact self-cleaning function and reliable contact;
Complete specifications, including reset buttons, self-locking buttons, illuminated buttons, mushroom buttons, knobs, key buttons and emergency stop buttons etc.
Three types of installation methods: to be installed with the inclined screws to prevent looseness, straight screws to save the installation space, and simple nuts
The luminous body of the illuminated button applies pure super bright LED with the lightness above 100cd/m2;
The mechanical service life of the button is above 3,000,000 times; the continuous illumination life of the illuminated buttons is above 100,000 hours;
The symbol leaf or label frame can be provided according to the requirements of the operation instructions from the customers;

Technical ParametersRated Insulation Voltage: AC660V 50Hz

Power Frequency Withstand Voltage: AC1890V
Conventional Thermal Current: 10A
Mechanical Service Life: 3,000,000 times for normal buttons, mushroom buttons and illuminated buttons
300,000 times for knobs, compact buttons, two-position buttons and self-locking buttons
50,000 times for key buttons and emergency stop buttons
Electrical Service Life: 600,000 times
Ambient Temperature: -25℃～55℃
Storage Temperature: -30℃～70℃
Action Frequency: 1,200 times/hour
Production Certification: CCC, CE, RoHS
Compliance Standards: IEC 60947 / GB 14048.5
Protection Class: IP54

Our company Hontai Machinery and equipment (HK) Co. ltd focus is on steel mills, power plants, cement plant , chemicals, paper, CNC numerical control machine tool industry system spare parts! Main products: DCS system cards, spares of turbine ,generator ,boiler ,blower , coal mill , motor , transformer , pump, valve , air compressor , meters and Instruments , cable and wire , actuator , circuit Breaker , gear reducer, coal feeder and flame , servo controllers, etc.

we are the major partner with leading companies in China including SEC, Dongfang and HEC. We have long-term business relationships with world majors like Samra , Vedanta, and PT PJB and so on .

We are upholding to creating as a leading player in the worldwide energy and machinery industry! You are welcome to contact us for more information!

Stand in customers’ situation to grasp the quality, coupled with our genuine service, we attain deep trust and recognition from our clients.
 

Hontai business scope include:

Export products :

- turbine

- generator

- boiler

- blower

- coal mill

- Flame ignition & spares 

- Actuator 

- Motor 

- Reducer 

- Valve 

- ESP 

- Coal feeder 

- Electric panel 

- Instrument & indicator 

- Other industry spares for replace : relay , fuse , transformer , solenoid value , 

limited switch , transducer , sensor , thyristor and so on .

Import products :

- Coconut fiber

- Imported brand IC 

- EPRO sensor